Scotty Style Wellnuts 16 Pack Boat, Kayak, and Canoe Marine Hardware Fasteners Scotty Style Wellnuts - 16 well nuts and stainless steel screws Great for mounting accessories on Kayaks, Canoes, Boats, and any other marine vehicle Bolts are Stainless Steel to help prevent rust and corrosion, giving you a longer lasting hardware Screws are 30mm in length, and phillips head drive Includes installation notes